CN116480416B - Support structure in hydrogen storage karst cave based on truss stress self-adaptation is adjusted - Google Patents
Support structure in hydrogen storage karst cave based on truss stress self-adaptation is adjusted Download PDFInfo
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- CN116480416B CN116480416B CN202310475030.7A CN202310475030A CN116480416B CN 116480416 B CN116480416 B CN 116480416B CN 202310475030 A CN202310475030 A CN 202310475030A CN 116480416 B CN116480416 B CN 116480416B
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- fixedly connected
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- bevel gear
- supporting
- center table
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- 239000001257 hydrogen Substances 0.000 title claims abstract description 31
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 31
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 86
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 239000011435 rock Substances 0.000 claims abstract description 21
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 description 8
- 238000012544 monitoring process Methods 0.000 description 5
- 230000000875 corresponding effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/16—Modification of mine passages or chambers for storage purposes, especially for liquids or gases
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/12—Temporary supports for use during building; Accessories
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
- E21F17/185—Rock-pressure control devices with or without alarm devices; Alarm devices in case of roof subsidence
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention relates to a truss stress self-adaptive adjustment-based hydrogen storage rock cave inner supporting structure, which comprises a sealing layer laid on the inner wall of a rock cave, wherein a plurality of node mechanisms are arranged in the rock cave and are abutted against the sealing layer, the node mechanisms are arranged at equal intervals, a plurality of first supporting mechanisms are fixedly connected between any two adjacent node mechanisms, the first supporting mechanisms are arranged at equal intervals along the circumferential direction of the inner wall of the rock cave, and a first adjusting mechanism is jointly and movably connected between the first supporting mechanisms; the node mechanism comprises a first center table, the side wall of the first center table is circumferentially and movably connected with a plurality of node supporting parts, the node supporting parts are abutted with the sealing layer, the node supporting parts are arranged at equal intervals, a second supporting mechanism is arranged between any two adjacent node supporting parts, one end of the second supporting mechanism is fixedly connected with the side wall of the first center table, and the other end of the second supporting mechanism is abutted with the sealing layer; the invention can improve the firmness and reliability of the underground space for storing hydrogen.
Description
Technical Field
The invention belongs to the technical field of gas storage, and particularly relates to a hydrogen storage karst cave inner supporting structure based on truss stress self-adaptive adjustment.
Background
When hydrogen is stored, firstly, a certain space is required to be occupied, secondly, pressure is required to be applied to the hydrogen so as to meet the use requirement of the hydrogen, and the occupied space and the pressure applied to the hydrogen both increase the storage cost.
The hydrogen is stored underground, so that on one hand, the ground space is not occupied, and on the other hand, the stratum is utilized to provide high pressure to apply pressure to the hydrogen, so that the storage cost is reduced. However, when hydrogen is stored underground, if an underground space is affected by an external force, there is a problem in that the space structure is destroyed, resulting in leakage of hydrogen. Accordingly, there is a need to design a support structure in a hydrogen storage cavern based on truss stress adaptation to address the above-described issues.
Disclosure of Invention
The invention aims to provide a truss stress self-adaptive adjustment-based hydrogen storage cave inner supporting structure so as to solve the problems and achieve the aim of improving the firmness and reliability of an underground space for storing hydrogen.
In order to achieve the above object, the present invention provides the following solutions: the utility model provides a support structure in hydrogen storage cave based on truss stress self-adaptation is adjusted, includes the sealing layer of laying at the cave inner wall, the inside a plurality of node mechanisms that are provided with of cave, node mechanism with the sealing layer butt, a plurality of node mechanism equidistant setting, arbitrary adjacent two fixedly connected with a plurality of first supporting mechanism between the node mechanism, a plurality of first supporting mechanism along the cave inner wall circumference equidistant setting, a plurality of first supporting mechanism between joint swing joint have first adjustment mechanism;
the node mechanism comprises a first center table, the side wall of the first center table is circumferentially and movably connected with a plurality of node supporting parts, the node supporting parts are abutted to the sealing layer, the node supporting parts are arranged at equal intervals, a second supporting mechanism is arranged between any two adjacent node supporting parts, one end of the second supporting mechanism is fixedly connected with the side wall of the first center table, and the other end of the second supporting mechanism is abutted to the sealing layer;
the node supporting part, the first supporting mechanism, the first adjusting mechanism and the second supporting mechanism are electrically connected with a controller.
Preferably, the node supporting portion comprises a first connecting rod, one end of the first connecting rod is movably connected with the first center table, the other end of the first connecting rod is rotatably connected with a node, the node is in butt joint with the sealing layer, one side, close to the sealing layer, of the node is fixedly connected with a first pressure sensor, the first pressure sensor is electrically connected with the controller, and the node is fixedly connected with the first supporting mechanism.
Preferably, the first supporting mechanism comprises a first connecting pipe, one end of the first connecting pipe is fixedly connected with one end of a connecting inserting rod, the other end of the connecting inserting rod is fixedly connected with a node, a sleeve is fixedly connected with the other end of the first connecting pipe, a first threaded hole is coaxially formed in the sleeve, a first stud is connected with the first threaded hole in a threaded mode, threads at two ends of the first stud are opposite in rotation direction, the other end of the first stud is connected with the other end of the first connecting pipe in a threaded mode, the first adjusting mechanism is movably connected with the middle of the first stud, a second pressure sensor is fixedly arranged on one side, which is in butt joint with the sealing layer, of the first connecting pipe, and the second pressure sensor is electrically connected with the controller.
Preferably, the first adjustment mechanism comprises a second center table, a plurality of second connecting rods are fixedly connected to the second center table in the circumferential direction, the second connecting rods are arranged at equal intervals, one end, away from the second center table, of each second connecting rod is fixedly connected with a first connecting block, the first connecting blocks are movably sleeved outside the middle of each first double-end stud, first adjustment parts are arranged inside the first connecting blocks, the first adjustment parts are in transmission connection with the first double-end studs, and the first adjustment parts are electrically connected with the controller.
Preferably, the first adjusting part comprises a first motor, the first motor is fixedly arranged inside the first connecting block, a first driving gear is fixedly connected to an output shaft of the first motor, a first driven gear is meshed with the first driving gear, one end of a first connecting shaft is coaxially and fixedly connected to the first driven gear, a first driving bevel gear is coaxially and fixedly connected to the other end of the first connecting shaft, a first driven bevel gear is vertically meshed with the first driving bevel gear, a first driven bevel gear is fixedly sleeved outside the middle of the first double-end stud, and the first motor is electrically connected with the controller.
Preferably, the node is close to one side of the first connecting pipe is provided with a sliding insertion groove, the connecting inserted bar is matched with the sliding insertion groove, sliding grooves are respectively formed in the upper side and the lower side of the sliding insertion groove, one end of a spring is fixedly connected to the inner wall of each sliding groove, a clamping block is fixedly connected to the other end of each spring, the clamping blocks are arranged in the sliding grooves in a sliding mode, two sides of the end portion of the connecting inserted bar are respectively provided with a clamping block groove, and the clamping blocks are connected with the clamping block grooves in a clamping mode.
Preferably, the second supporting mechanism comprises a second connecting pipe, a third pressure sensor is fixedly arranged on one side, abutting against the sealing layer, of the second connecting pipe, one end of the second connecting pipe is fixedly connected with one end of a fixed connecting rod, the other end of the fixed connecting rod is fixedly connected with a node, a fixed block is fixedly connected to the other end of the second connecting pipe, a second threaded hole is formed in the fixed block, one end of a second double-head screw column is connected with the second threaded hole in a threaded mode, threads at two ends of the second double-head screw column are opposite in rotation direction, the other end of the second double-head screw column is connected with the other second connecting pipe in a threaded mode, one end of a second adjusting part is movably connected to the outer side of the middle of the second double-head screw column, the other end of the second adjusting part is fixedly connected with the side wall of the first center table, and the second adjusting part and the third pressure sensor are electrically connected with the controller.
Preferably, the second adjusting part comprises a third connecting rod, one end of the third connecting rod is fixedly connected with the side wall of the first center table, the other end of the third connecting rod is fixedly connected with a second connecting block, the second connecting block is slidably sleeved outside the middle of the second double-head screw column, a third motor is fixedly connected inside the second connecting block, a third driving gear is fixedly connected with an output shaft of the third motor, a third driven gear is meshed with the third driving gear, the third driven gear is coaxially and fixedly connected with one end of a third connecting shaft, the other end of the third connecting shaft is coaxially and fixedly connected with a third driving bevel gear, the third driving bevel gear is vertically meshed with a third driven bevel gear, and the third driven bevel gear is fixedly sleeved outside the middle of the second double-head screw column, and the third motor is electrically connected with the controller.
Preferably, the end part of the first connecting rod, which is close to the first center table, is fixedly connected with a threaded rod, the threaded rod is in a third threaded hole formed in the outer side of the first center table, a second motor is fixedly connected in the first center table, a second driving bevel gear is fixedly connected to an output shaft of the second motor, a second driven bevel gear is vertically meshed with the second driving bevel gear, the second driven bevel gear is in threaded connection with the outer side of the threaded rod, and the second motor is electrically connected with the controller.
Compared with the prior art, the invention has the following advantages and technical effects:
the first supporting mechanism and the second supporting mechanism can jointly support the inner wall of the hydrogen storage rock tunnel, the firmness of the inner wall of the rock tunnel is improved, the first supporting mechanism and the second supporting mechanism are connected into a unified whole through the node supporting parts, the inner wall of the rock tunnel is supported through the integral supporting force, the controller can monitor the pressure value and the pressure change condition of each part of the inner wall of the rock tunnel in real time, the first supporting mechanism is controlled to adjust according to the pressure change condition, the supporting state of the first supporting mechanism on the inner wall of the rock tunnel is ensured, the service life of the hydrogen storage of the rock tunnel is prolonged, the hydrogen storage effect of the rock tunnel is improved through the sealing layer, and hydrogen is prevented from escaping into the rock layer.
Drawings
For a clearer description of an embodiment of the invention or of the solutions of the prior art, the drawings that are needed in the embodiment will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1A;
FIG. 3 is an enlarged view of a portion of B in FIG. 1;
FIG. 4 is a cross-sectional view of C-C of FIG. 1;
FIG. 5 is an enlarged view of a portion of E in FIG. 4;
FIG. 6 is an enlarged view of part of F in FIG. 4;
FIG. 7 is an enlarged view of a portion of G of FIG. 4;
FIG. 8 is a sectional view D-D of FIG. 1;
fig. 9 is a partial enlarged view of H in fig. 8.
Wherein, 1, a sealing layer; 2. a first center station; 3. a first connecting rod; 4. a node; 5. a first connection pipe; 6. an anti-drop plate; 7. connecting the inserted link; 8. a chute; 9. a spring; 10. a clamping block; 11. a limiting block; 12. a first pressure sensor; 13. a second center station; 14. a second connecting rod; 15. a first connection block; 16. a second pressure sensor; 17. a sleeve; 18. a first threaded hole; 19. a first stud; 20. a first motor; 21. a first drive gear; 22. a first driven gear; 23. a first connecting shaft; 24. a first drive bevel gear; 25. a first driven bevel gear; 26. a fixed connecting rod; 27. a third pressure sensor; 28. a fixed block; 29. a second threaded hole; 30. a second stud; 31. a second motor; 32. a second drive bevel gear; 33. a second driven bevel gear; 34. a threaded rod; 35. a third threaded hole; 36. a third connecting rod; 37. a second connection block; 38. a third motor; 39. a third drive gear; 40. a third driven gear; 41. a third connecting shaft; 42. a third drive bevel gear; 43. a third driven bevel gear; 44. and a second connection pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Referring to fig. 1-9, the invention provides a truss stress self-adaptive adjustment-based hydrogen storage cave internal support structure, which comprises a sealing layer 1 laid on the inner wall of a cave, wherein a plurality of node mechanisms are arranged in the cave and are abutted to the sealing layer 1, the node mechanisms are arranged at equal intervals, a plurality of first support mechanisms are fixedly connected between any two adjacent node mechanisms, the first support mechanisms are arranged at equal intervals along the circumferential direction of the inner wall of the cave, and a first adjustment mechanism is movably connected between the first support mechanisms;
the node mechanism comprises a first center table 2, a plurality of node supporting parts are movably connected to the side wall of the first center table 2 in the circumferential direction, the node supporting parts are abutted to the sealing layer 1, the plurality of node supporting parts are arranged at equal intervals, a second supporting mechanism is arranged between any two adjacent node supporting parts, one end of the second supporting mechanism is fixedly connected with the side wall of the first center table 2, and the other end of the second supporting mechanism is abutted to the sealing layer 1;
the node supporting part, the first supporting mechanism, the first adjusting mechanism and the second supporting mechanism are electrically connected with a controller.
The first supporting mechanism and the second supporting mechanism that set up can jointly support the inner wall of hydrogen storage cave, improve the firm degree of cave inner wall, the node supporting part that sets up is connected first supporting mechanism and second supporting mechanism for a unified whole, support the cave inner wall through holistic holding power, the controller that sets up can real-time supervision cave inner wall everywhere pressure value and pressure change condition, adjust first supporting mechanism to pressure change condition control, guarantee the supporting condition of first supporting mechanism to the cave inner wall, the life of extension cave hydrogen storage, the sealing layer 1 that sets up improves the hydrogen storage effect of cave, prevent that hydrogen from dispersing and getting into in the rock layer.
Further optimizing scheme, node supporting part includes head rod 3, head rod 3 one end and first center platform 2 swing joint, and head rod 3 other end rotates and is connected with node 4, and node 4 and sealing layer 1 butt, the one side fixedly connected with first pressure sensor 12 that node 4 is close to sealing layer 1, first pressure sensor 12 and controller electric connection, node 4 and first supporting mechanism fixed connection.
Further, the end part of the first connecting rod 3, which is close to the node 4, is fixedly connected with an anti-falling plate 6, and the anti-falling plate 6 prevents the first connecting rod 3 from being separated from the node 4.
The first center table 2 serves as a center supporting point, the first center table 2 pushes the node 4 against the sealing layer 1 through the first connecting rod 3, and then an effective support is formed on the inner wall of the rock cavity, the first pressure sensor 12 is used for monitoring the pressure value change condition between the node 4 and the inner wall of the rock cavity and transmitting pressure data to the controller, and the controller controls other mechanisms to make corresponding actions according to received data information.
Further optimizing scheme, first supporting mechanism includes first connecting pipe 5, first connecting pipe 5 one end fixedly connected with connects inserted bar 7 one end, connect inserted bar 7 other end and node 4 fixed connection, the inside fixedly connected with sleeve 17 of first connecting pipe 5 other end, first screw hole 18 has been seted up to the inside coaxial of sleeve 17, first screw hole 18 internal thread connection has first double-end stud 19, first double-end stud 19 both ends screw thread revolves to opposite, first double-end stud 19 other end threaded connection has another first connecting pipe 5, first adjustment mechanism and first double-end stud 19 middle part swing joint, first connecting pipe 5 is provided with second pressure sensor 16 with the fixed one side of sealing layer 1 butt, second pressure sensor 16 and controller electric connection.
When the first adjusting mechanism controls the first stud 19 to rotate in one direction, the first connecting pipes 5 at the two ends of the first stud 19 can be mutually close to or far away from each other, the second pressure sensor 16 is used for monitoring the pressure value change condition between the first connecting pipe 5 and the inner wall of the rock hole and transmitting pressure data to the controller, and the controller controls other mechanisms to perform corresponding actions according to the received data information.
Further optimizing scheme, first adjustment mechanism includes second center platform 13, a plurality of second connecting rods 14 of second center platform 13 circumference fixedly connected with, a plurality of second connecting rods 14 equidistant setting, the one end fixedly connected with first connecting block 15 of second connecting rod 14 keeping away from second center platform 13, first connecting block 15 movable sleeve establishes in first double-end stud 19 middle part outside, the inside first regulating part that is provided with of first connecting block 15, first regulating part is connected with first double-end stud 19 transmission, first regulating part and controller electric connection.
Further optimizing scheme, first adjusting part includes first motor 20, first motor 20 is fixed to be set up inside first connecting block 15, first motor 20 output shaft fixedly connected with first driving gear 21, first driving gear 21 meshing has first driven gear 22, first driven gear 22 coaxial fixedly connected with first connecting axle 23 one end, first driving bevel gear 24 of coaxial fixedly connected with of first connecting axle 23 other end, first driving bevel gear 24 has first driven bevel gear 25 in the perpendicular meshing, first driven bevel gear 25 fixed cover is established in the middle part outside of first double-end stud 19, first motor 20 and controller electric connection.
The controller adjusts the distance between the two first connecting pipes 5 according to the received monitoring data of the first pressure sensor 12 and the second pressure sensor 16, during adjustment, the controller controls the first motor 20 to work, the first motor 20 drives the first driving gear 21 to rotate, the first driving gear 21 drives the first driven gear 22 to rotate through meshing, the first driven gear 22 transmits the rotation to the first driving bevel gear 24 through the first connecting shaft 23, the first driving bevel gear 24 transmits the rotation to the first driven bevel gear 25, the first driven bevel gear 25 drives the first stud 19 to rotate, and the two first connecting pipes 5 are close to or far away from each other when the first stud 19 rotates.
Further optimizing scheme, the sliding insertion groove has been seted up to one side that node 4 is close to first connecting pipe 5, and connecting inserted bar 7 and sliding insertion groove looks adaptation, and spout 8 has been opened respectively to sliding insertion groove upper and lower both sides, and spout 8 inner wall fixedly connected with spring 9 one end, spring 9 other end fixedly connected with fixture block 10, fixture block 10 slip setting are in spout 8, and the fixture block groove has been seted up respectively to connecting inserted bar 7 tip both sides, fixture block 10 and fixture block groove joint.
Further, before the node 4 is not assembled with the first connecting pipe 5, the limiting block 11 is abutted between the two clamping blocks 10, when the node 4 and the first connecting pipe 5 are required to be assembled, the connecting inserting rod 7 is continuously inserted into the sliding inserting groove, the connecting inserting rod 7 jacks up the limiting block 11, the clamping blocks 10 are clamped into the clamping block groove formed by the connecting inserting rod 7 under the action of elastic force of the spring 9, and the assembly connection of the node 4 and the first connecting pipe 5 is completed.
Further optimizing scheme, second supporting mechanism includes second connecting pipe 44, one side of second connecting pipe 44 and sealing layer 1 butt fixedly is provided with third pressure sensor 27, second connecting pipe 44 one end fixedly connected with fixed connecting rod 26 one end, the fixed connecting rod 26 other end and node 4 fixed connection, the inside fixedly connected with fixed block 28 of second connecting pipe 44 other end, the inside second screw hole 29 of having seted up of fixed block 28, second screw hole 29 internal thread connection has second double-ended screw 30 one end, second double-ended screw 30 both ends screw opposite in direction, second double-ended screw 30 other end threaded connection has another second connecting pipe 44, second double-ended screw 30 middle part outside swing joint has second regulation portion one end, the second regulation portion other end and first center station 2 lateral wall fixed connection, second regulation portion, third pressure sensor 27 and controller electric connection.
When the second adjusting part controls the second double-ended screw 30 to rotate in one direction, the second connecting pipes 44 at the two ends of the second double-ended screw 30 can be close to or far away from each other, the third pressure sensor 27 is used for monitoring the pressure value change condition between the second connecting pipes 44 and the inner wall of the rock hole and transmitting the pressure data to the controller, and the controller controls other mechanisms to perform corresponding actions according to the received data information.
In a further optimized scheme, the second adjusting part comprises a third connecting rod 36, one end of the third connecting rod 36 is fixedly connected with the side wall of the first center table 2, the other end of the third connecting rod 36 is fixedly connected with a second connecting block 37, the second connecting block 37 is slidably sleeved outside the middle of the second double-head screw column 30, a third motor 38 is fixedly connected inside the second connecting block 37, an output shaft of the third motor 38 is fixedly connected with a third driving gear 39, the third driving gear 39 is meshed with a third driven gear 40, the third driven gear 40 is coaxially and fixedly connected with one end of a third connecting shaft 41, the other end of the third connecting shaft 41 is coaxially and fixedly connected with a third driving bevel gear 42, the third driving bevel gear 42 is vertically meshed with a third driven bevel gear 43, the third driven bevel gear 43 is fixedly sleeved outside the middle of the second double-head screw column 30, and the third motor 38 is electrically connected with the controller.
The controller adjusts the distance between the two second connecting pipes 44 according to the received monitoring data of the first pressure sensor 12 and the second pressure sensor 16 and the third pressure sensor 27, during adjustment, the controller controls the third motor 38 to work, the third motor 38 drives the third driving gear 39 to rotate, the third driving gear 39 drives the third driven gear 40 to rotate through meshing, the third driven gear 40 transmits the rotation to the third driving bevel gear 42 through the third connecting shaft 41, the third driving bevel gear 42 transmits the rotation to the third driven bevel gear 43, the third driven bevel gear 43 drives the second double-head screw 30 to rotate, and the two second connecting pipes 44 are mutually close to or far away when the second double-head screw 30 rotates.
In a further optimization scheme, the end part of the first connecting rod 3, which is close to the first center table 2, is fixedly connected with a threaded rod 34, the threaded rod 34 is in threaded connection with a third threaded hole 35 formed in the outer side of the first center table 2, the inside of the first center table 2 is fixedly connected with a second motor 31, an output shaft of the second motor 31 is fixedly connected with a second driving bevel gear 32, the second driving bevel gear 32 is vertically meshed with a second driven bevel gear 33, the second driven bevel gear 33 is in threaded connection with the outer side of the threaded rod 34, and the second motor 31 is electrically connected with a controller.
The controller can also adjust the pressure between the node 4 and the sealing layer 1 according to the pressure change condition, during adjustment, the controller controls the second motor 31 to work, the second motor 31 drives the second drive bevel gear 32 to rotate, the second drive bevel gear 32 transmits the rotation action to the second driven bevel gear 33, and because the second driven bevel gear 33 is in threaded connection with the threaded rod 34, the position of the second driven bevel gear 33 in the first center table 2 is unchanged, and therefore, the threaded rod 34 acts in the third threaded hole 35 in the process of rotating the second driven bevel gear 33, the relative distance between the node 4 and the first center table 2 is changed, and the pressure adjustment between the node 4 and the sealing layer 1 is realized.
The controller is preferably a singlechip, and the model is STM32F103.
In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
Claims (5)
1. The utility model provides a support structure in hydrogen storage cave based on truss stress self-adaptation is adjusted, its characterized in that, including lay in sealing layer (1) of cave inner wall, the inside a plurality of node mechanisms that are provided with of cave, node mechanism with sealing layer (1) butt, a plurality of node mechanism equidistant setting, arbitrary adjacent two fixedly connected with a plurality of first supporting mechanism between the node mechanism, a plurality of first supporting mechanism along the equidistant setting of cave inner wall circumference, a plurality of first supporting mechanism between joint swing joint have first adjustment mechanism;
the node mechanism comprises a first center table (2), a plurality of node supporting parts are movably connected to the side wall of the first center table (2) in the circumferential direction, the node supporting parts are abutted to the sealing layer (1), the plurality of node supporting parts are arranged at equal intervals, a second supporting mechanism is arranged between any two adjacent node supporting parts, one end of the second supporting mechanism is fixedly connected with the side wall of the first center table (2), and the other end of the second supporting mechanism is abutted to the sealing layer (1);
the node supporting part, the first supporting mechanism, the first adjusting mechanism and the second supporting mechanism are electrically connected with a controller;
the node supporting part comprises a first connecting rod (3), one end of the first connecting rod (3) is movably connected with the first center table (2), the other end of the first connecting rod (3) is rotatably connected with a node (4), the node (4) is abutted to the sealing layer (1), a first pressure sensor (12) is fixedly connected to one side, close to the sealing layer (1), of the node (4), the first pressure sensor (12) is electrically connected with the controller, and the node (4) is fixedly connected with the first supporting mechanism;
the first supporting mechanism comprises a first connecting pipe (5), one end of the first connecting pipe (5) is fixedly connected with one end of a connecting inserting rod (7), the other end of the connecting inserting rod (7) is fixedly connected with the node (4), a sleeve (17) is fixedly connected inside the other end of the first connecting pipe (5), a first threaded hole (18) is coaxially formed inside the sleeve (17), a first stud (19) is connected with the first threaded hole (18) in an internal threaded manner, threads at two ends of the first stud (19) are opposite in rotation direction, the other end of the first stud (19) is connected with the other end of the first stud (5) in a threaded manner, the first adjusting mechanism is movably connected with the middle of the first stud (19), a second pressure sensor (16) is fixedly arranged on one side, abutting against the sealing layer (1), of the first connecting pipe (5), and the second pressure sensor (16) is electrically connected with the controller;
the first adjusting mechanism comprises a second center table (13), a plurality of second connecting rods (14) are fixedly connected to the second center table (13) in the circumferential direction, the second connecting rods (14) are arranged at equal intervals, one end, away from the second center table (13), of each second connecting rod (14) is fixedly connected with a first connecting block (15), the first connecting blocks (15) are movably sleeved on the outer side of the middle of each first double-end stud (19), first adjusting parts are arranged in the first connecting blocks (15), the first adjusting parts are in transmission connection with the first double-end studs (19), and the first adjusting parts are electrically connected with the controller;
the second supporting mechanism comprises a second connecting pipe (44), a third pressure sensor (27) is fixedly arranged on one side, abutting against the sealing layer (1), of the second connecting pipe (44), one end of the second connecting pipe (44) is fixedly connected with one end of a fixed connecting rod (26), the other end of the fixed connecting rod (26) is fixedly connected with the node (4), a fixed block (28) is fixedly connected with the other end of the second connecting pipe (44), a second threaded hole (29) is formed in the fixed block (28), one end of a second double-ended screw bolt (30) is connected with the inner thread of the second threaded hole (29), threads at two ends of the second double-ended screw bolt are opposite in direction, the other end of the second double-ended screw bolt (30) is connected with the other end of the second connecting pipe (44), one end of a second adjusting part is movably connected with the outer side wall of the first center table (2), and the second adjusting part, the third pressure sensor (27) are electrically connected with the controller.
2. The hydrogen storage rock hole internal support structure based on truss stress self-adaptive adjustment according to claim 1, wherein the first adjustment part comprises a first motor (20), the first motor (20) is fixedly arranged inside the first connection block (15), an output shaft of the first motor (20) is fixedly connected with a first driving gear (21), the first driving gear (21) is meshed with a first driven gear (22), the first driven gear (22) is coaxially and fixedly connected with one end of a first connection shaft (23), the other end of the first connection shaft (23) is coaxially and fixedly connected with a first driving bevel gear (24), the first driving bevel gear (24) is vertically meshed with a first driven bevel gear (25), the first driven bevel gear (25) is fixedly sleeved outside the middle of the first double-ended stud (19), and the first motor (20) is electrically connected with the controller.
3. The hydrogen storage rock cave internal support structure based on truss stress self-adaptive adjustment according to claim 1, wherein a sliding insertion groove is formed in one side, close to the first connecting pipe (5), of the node (4), the connecting inserting rod (7) is matched with the sliding insertion groove, sliding grooves (8) are formed in the upper side and the lower side of the sliding insertion groove respectively, one end of a spring (9) is fixedly connected to the inner wall of each sliding groove (8), a clamping block (10) is fixedly connected to the other end of each spring (9), the clamping blocks (10) are slidably arranged in the corresponding sliding grooves (8), clamping block grooves are formed in the two sides of the end portions of the connecting inserting rod (7), and the clamping blocks (10) are connected with the clamping block grooves in a clamping mode.
4. The hydrogen storage rock hole internal support structure based on truss stress self-adaptive adjustment according to claim 1, wherein the second adjustment part comprises a third connecting rod (36), one end of the third connecting rod (36) is fixedly connected with the side wall of the first center table (2), the other end of the third connecting rod (36) is fixedly connected with a second connecting block (37), the second connecting block (37) is slidably sleeved outside the middle part of the second double-head screw column (30), a third motor (38) is fixedly connected inside the second connecting block (37), a third driving gear (39) is fixedly connected with an output shaft of the third motor (38), the third driving gear (39) is meshed with a third driven gear (40), the third driven gear (40) is coaxially and fixedly connected with one end of a third connecting shaft (41), the other end of the third connecting shaft (41) is coaxially and fixedly connected with a third bevel gear (42), the third driving bevel gear (42) is vertically meshed with a third driven driving bevel gear (43), and the third driven bevel gear (43) is fixedly sleeved outside the middle part of the third double-head screw column (30).
5. The hydrogen storage rock hole internal support structure based on truss stress self-adaptive adjustment according to claim 1, wherein the end part of the first connecting rod (3) close to the first center table (2) is fixedly connected with a threaded rod (34), the threaded rod (34) is in a third threaded hole (35) formed in the outer side of the first center table (2), a second motor (31) is fixedly connected in the first center table (2), an output shaft of the second motor (31) is fixedly connected with a second drive bevel gear (32), the second drive bevel gear (32) is vertically meshed with a second driven bevel gear (33), the second driven bevel gear (33) is in threaded connection with the outer side of the threaded rod (34), and the second motor (31) is electrically connected with the controller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310475030.7A CN116480416B (en) | 2023-04-28 | 2023-04-28 | Support structure in hydrogen storage karst cave based on truss stress self-adaptation is adjusted |
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| CN202310475030.7A CN116480416B (en) | 2023-04-28 | 2023-04-28 | Support structure in hydrogen storage karst cave based on truss stress self-adaptation is adjusted |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN116480416A (en) | 2023-07-25 |
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